JPH0326957U - - Google Patents

Info

Publication number
JPH0326957U
JPH0326957U JP1989133024U JP13302489U JPH0326957U JP H0326957 U JPH0326957 U JP H0326957U JP 1989133024 U JP1989133024 U JP 1989133024U JP 13302489 U JP13302489 U JP 13302489U JP H0326957 U JPH0326957 U JP H0326957U
Authority
JP
Japan
Prior art keywords
electrode
dynamic
focus
focusing
electron gun
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1989133024U
Other languages
Japanese (ja)
Other versions
JPH0620279Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPH0326957U publication Critical patent/JPH0326957U/ja
Application granted granted Critical
Publication of JPH0620279Y2 publication Critical patent/JPH0620279Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/503—Three or more guns, the axes of which lay in a common plane

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のダイナミツクフオーカス電子銃
を示し、第２図は本考案の電子銃を示すものであ
る。 Ｇ１，Ｇ２，Ｇ３ｓ，Ｇ３ｆ，Ｇ４……電極、
ＢＶ，ＢＨ，ＢＶ′，ＢＨ′……ブレード。 FIG. 1 shows a conventional dynamic focus electron gun, and FIG. 2 shows an electron gun according to the present invention. G1, G2, G3s, G3f, G4...electrodes,
BV, BH, BV', BH'...Blade.

Claims (1)

【実用新案登録請求の範囲】 電子ビームを生成する前置３極部と、これから
ビームを予備加速及び集束するフオーカス電極と
ダイナミツク電極と、ビームを最終加速及び集束
するアノード電極とを備えたものにおいて、 上記フオーカス電極と上記ダイナミツク電極の
各ビーム通過孔に４極レンズを形成するための垂
直・水平ブレードを設け、各ブレードが各電極の
内側に位置され、上記フオーカス電極と上記ダイ
ナミツク電極間に一定の幅を有する隙間が維持さ
れるように構成されたことを特徴とするダイナミ
ツクフオーカス電子銃。[Claims for Utility Model Registration] A device comprising a front triode for generating an electron beam, a focus electrode and a dynamic electrode for pre-accelerating and focusing the beam, and an anode electrode for final accelerating and focusing the beam. , Vertical and horizontal blades for forming a quadrupole lens are provided in each beam passing hole of the focus electrode and the dynamic electrode, each blade is positioned inside each electrode, and a constant distance between the focus electrode and the dynamic electrode is provided. A dynamic focused electron gun characterized in that the dynamic focus electron gun is configured such that a gap having a width of is maintained.
JP1989133024U 1989-06-10 1989-11-15 Dynamic focus electron gun Expired - Lifetime JPH0620279Y2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR8043 1989-06-10
KR2019890008043U KR910005220Y1 (en) 1989-06-10 1989-06-10 Dynamic focus electron gun

Publications (2)

Publication Number Publication Date
JPH0326957U true JPH0326957U (en) 1991-03-19
JPH0620279Y2 JPH0620279Y2 (en) 1994-05-25

Family

ID=19287003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989133024U Expired - Lifetime JPH0620279Y2 (en) 1989-06-10 1989-11-15 Dynamic focus electron gun

Country Status (4)

Country Link
US (1) US5032760A (en)
JP (1) JPH0620279Y2 (en)
KR (1) KR910005220Y1 (en)
GB (1) GB2232527B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950004627B1 (en) * 1992-12-31 1995-05-03 삼성전관주식회사 Electron gun for color cathode-ray tube
KR960016431B1 (en) * 1993-09-04 1996-12-11 엘지전자 주식회사 Electron gun for crt
KR970011875B1 (en) * 1993-09-28 1997-07-18 엘지전자 주식회사 In line type electron gun for color picture tube
KR950020925A (en) * 1993-12-14 1995-07-26 이헌조 Kalashnikov gun
JPH08162040A (en) * 1994-09-14 1996-06-21 Lg Electron Inc Electron gun for color cathode-ray tube
KR960012237A (en) * 1994-09-16 1996-04-20 이헌조 Color gun
KR100319086B1 (en) * 1994-12-31 2002-08-08 삼성에스디아이 주식회사 Electron gun for color cathode ray tube
KR100377399B1 (en) * 1995-11-24 2003-06-19 삼성에스디아이 주식회사 Electron gun for color cathode ray tube
KR100223823B1 (en) * 1996-10-21 1999-10-15 구자홍 Convergent electrode structure of electron-gun for color crt
KR100235998B1 (en) * 1997-03-13 1999-12-15 구자홍 A converging electrode of electron gun for color crt

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086513A (en) * 1975-03-03 1978-04-25 Rca Corporation Plural gun cathode ray tube having parallel plates adjacent grid apertures
CA1068323A (en) * 1976-02-05 1979-12-18 Horst H. Blumenberg Unitized electron gun having electrodes with internal beam-shielding tubes
US4208610A (en) * 1978-06-09 1980-06-17 Zenith Radio Corporation Television picture tubes having an electron gun with aperture electrode shielding means
US4275332A (en) * 1978-07-25 1981-06-23 Matsushita Electronics Corporation In-line electron gun
JPS58133743A (en) * 1982-02-03 1983-08-09 Hitachi Ltd Electron gun for color cathode-ray tube
US4887009A (en) * 1986-02-12 1989-12-12 Rca Licensing Corporation Color display system
DE3605247A1 (en) * 1986-02-19 1987-08-20 Standard Elektrik Lorenz Ag COLORED PIPES
EP0241218B1 (en) * 1986-04-03 1991-12-18 Mitsubishi Denki Kabushiki Kaisha Cathode ray tube apparatus
US4731563A (en) * 1986-09-29 1988-03-15 Rca Corporation Color display system
US4737682A (en) * 1987-07-20 1988-04-12 Rca Corporation Color picture tube having an inline electron gun with an einzel lens

Also Published As

Publication number Publication date
GB8928296D0 (en) 1990-02-21
JPH0620279Y2 (en) 1994-05-25
KR910005220Y1 (en) 1991-07-22
GB2232527B (en) 1993-10-27
US5032760A (en) 1991-07-16
GB2232527A (en) 1990-12-12
KR910001580U (en) 1991-01-24

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